Linux CLI - Users and Groups
What will be the output of
sudo id -u when run by a user with sudo rights?What will be the output of sudo id -u when run by a user with sudo rights?
medium📝 Command Output Q4 of 15
Step-by-Step Solution
Solution:
Step 1: Understand
id -ucommandid -ushows the user ID number.Step 2: Effect of sudo on user ID
Running with
sudoruns the command as root, whose user ID is 0.Final Answer:
0 -> Option AQuick Check:
sudo id -u = 0 (root user) [OK]
Quick Trick: sudo runs commands as root user ID 0 [OK]
Common Mistakes:
- Expecting normal user ID
- Thinking sudo denies permission
- Confusing user IDs
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